"eukaryotes"
see Domain Eukaryota Chatton, 1925
01 Acantharea Haeckel, 1881
see Class Acantharea Haeckel, 1881
02 Alveolates Cavalier-Smith
see [unranked] Alveolata Cavalier-Smith, 1991
03 Genus Ancyromonas Kent, 1880
04 Apusomonads
see Family Apusomonadidae Karpov & Mylnikov, 1989
05 Genus Biomyxa Leidy, 1875
06 Centroheliozoa Dürrschmidt & Patterson, 1987
see Class Centrohelea Kühn, 1926
07 Cercomonads
see Order Cercomonadida Poche, 1913
08 Chlorarachniophytes
see [unranked] Chlorarachniophyta Hibberd & Norris, 1984
09 Coelosporidium Mesnil & Marchoux, 1897
10 Genus Collodictyon Carter, 1865
11 Copromyxids
see Order Copromyxida Cavalier-Smith, 1993
12 Genus Cryothecomonas Thomsen et al., 1991
13 Cryptomonads
see Order Cryptomonadales Pascher (1913)
14 Desmothoracids
see Order Desmothoracida Hertwig & Lesser, 1874
15 Dimorphids
see Order Dimorphida Siemensma, 1991
16 Genus Diphylleia Massart, 1920
17 Genus Discocelis Vørs, 1988, nom. illeg.
see Genus Discocelia Cavalier-Smith, 2012
18 Ebriids
see Family Ebriidae Poche, 1913
19 Ellobiopsids
see Family Ellobiopsidae Coutière, 1911
20 Entamoebidae Chatton, 1925
21 Excavates
see Supergroup Excavata Cavalier-Smith, 2002
22 Euglenozoa Cavalier-Smith, 1981
see Phylum Euglenozoa Cavalier-Smith, 1981
23 Genus Fonticula Worley, Raper & Hohl, 1979
24 Glaucophytes
see Phylum Glaucophyta Skuja (1954)
25 Granuloreticulosa
26 Gymnophrea
27 Gymnosphaerida Poche, 1913
see Order Gymnosphaerida Poche, 1913
28 Haplosporids
see [unranked] Haplosporidia Caullery & Mesnil, 1899
29 Haptophytes
see Phylum Haptophyta D.J. Hibberd ex Edvardsen & Eikrem (2000)
30 Kathablepharids
see Family Kathablepharidae Vørs, 1992, orth. zool.
31 Komokiacea
see Superfamily Komokiacea Tendal & Hessler, 1977
32 Luffisphaera Belcher & Swale, 1975
33 Genus Ministeria Patterson et al., 1993
34 Genus Multicilia Cienkowski, 1881
35 Nephridiophagids
see Family Nephridiophagidae Sprague, 1970
36 Nucleariidae Cann & Page, 1979
37 Opisthokonts
see Clade Opisthokonta Cavalier-Smith 1987 [Simpson & Medina 2020]
38 Oxymonads
see [unranked] Oxymonadida Grassé, 1952
39 Parabasalids
see [unranked] Parabasalia Honigberg, 1973
40 Paramyxea Chatton, 1911
41 Pelobionts
see Order Pelobiontida Page, 1976
42 Phaeodarea Haeckel, 1879
see Subclass Phaeodaria Haeckel, 1879
43 Phagodinium Kristiansen, 1993
44 Genus Phalansterium Stein, 1878
45 Plasmodiophorids
see Order Plasmodiophorida Cook, 1928
46 Polycystinea Ehrenberg, 1838
see Class Polycystinea Ehrenberg, 1838
47 Pseudospora L. de Cienkowski, 1865
48 Ramicristates Patterson, 1994
49 Red algae
see Phylum Rhodophyta Wettst. (1901)
50 Rosette agent
see Sphaerothecum destruens Arkush et al., 2003
51 Spironemids
see Family Spironemidae Doflein, 1916
52 Spongomonads
see Family Spongomonadidae Hibberd, 1983
53 Genus Stephanopogon G. Entz, 1884
54 Genus Sticholonche Hertwig, 1877
55 Stramenopiles Patterson, 1990, nom. vernac.
see [unranked] Stramenopiles Patterson, 1990
56 Genus Telonema Griessmann, 1913
57 Thaumatomonads
see Order Thaumatomonadida Shirkina, 1987
58 Vampyrellids
see Family Vampyrellidae Zopf, 1885
59 Viridaeplantae
see Subkingdom Viridaeplantae Cavalier-Sm. (1981)
60 Xenophyophores
see Class Xenophyophorea Schulze, 1904
61 Free-Living Heterotrophic Flagellates
62 Parasitic Protists
63 Algal Protists
64 Amoeboid Protists
65 Nature Uncertain